Script to be used with SourceTree to create a zip archive of files changed on a given (single) commit

packChanges.cmd

@ECHO OFF

SET "PATH=%PATH%;C:\Program Files\Git\bin;C:\Program Files\Git\usr\bin"

cd "%~2"

bash "C:\Program Files\Git\usr\bin\packChanges.sh" %1

EXIT 0

packChanges.sh

ISMERGE=0

gitismerge () {
	local sha="$1"
	msha=$(git rev-list -1 --merges ${sha}~1..${sha})
	if [ -z "$msha" ]; then
		ISMERGE=0
	else
		ISMERGE=1
	fi
}

gitismerge "$1"

if [ "$ISMERGE" = "1" ]; then
	GITDIFF=`git diff --no-commit-id --name-only --diff-filter=ACMRT -r $1^ $1`
else
	GITDIFF=`git diff-tree -r --no-commit-id --name-only --diff-filter=ACMRT -r $1`
fi

#echo $GITDIFF > saida.txt

git archive -o changes.zip $1 $GITDIFF